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5th Grade Body Systems
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1.
brain
the main organ, or control center, of the nervous system
2.
circulatory
System
moves blood through the body
3.
digestive
System
breaks down food into very small parts that the body can use
4.
heart
a muscular organ that pumps blood throughout your body
5.
lungs
organs that help the body exchange oxygen and carbon dioxide with the air outside
6.
muscular
System
made up of muscles and the tissues that attach them to bones
7.
nervous
System
the system that receives information about your environment and controls how you react to it; tells you what's going
on in the world around you
8.
organ
a group of different tissues that join together into one structure
9.
respiratory
System
the system of the body that helps you breathe
10.
skeletal
System
made up of bones that support your body and help you to move
11.
skeleton
all the bones in the body
12.
stomach
organ where food begins to break down after being swallowed
13.
system
a set of things that work together as a whole
14.
tissue
groups of the same types of cells working together to do the same job
15.
trachea
a tube that carries air to the lungs